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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 218 · 40 questions
TalentJR

Remember (Who and what for?): Telephone – Alexander Graham Bell, first aeroplane – the Wright brothers, printing press – Johannes Gutenberg, raised-dot writing – Louis Braille. Smallpox vaccine – Edward Jenner, penicillin – Alexander Fleming, stethoscope – René Laennec, electric battery – Alessandro Volta, X-rays – Wilhelm Röntgen. Uses: telephone – talk far away, thermometer – body temperature, compass – directions, telescope – faraway stars, microscope – tiny germs.

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  1. 1.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Louis Braille (d) René Laennec
  2. 2.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Alexander Fleming (c) Edward Jenner (d) the Wright brothers
  3. 3.🔧 Which invention helps us measure body temperature? (a) telescope (b) thermometer (c) stethoscope (d) microscope
  4. 4.🔧 Which invention helps us talk to people far away? (a) compass (b) printing press (c) telephone (d) clock
  5. 5.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) printing press (c) clock (d) calculator
  6. 6.🔧 Which invention helps us tell the time? (a) clock (b) telephone (c) stethoscope (d) compass
  7. 7.🔧 Which invention helps us print many books? (a) printing press (b) telescope (c) calculator (d) microscope
  8. 8.🔧 Which invention helps us do sums quickly? (a) microscope (b) calculator (c) clock (d) telescope
  9. 9.💡 Who gave us X-rays? (a) Alexander Fleming (b) Louis Braille (c) Wilhelm Röntgen (d) Alessandro Volta
  10. 10.True or false: the Wright brothers gave us the printing press. (a) True (b) False
  11. 11.True or false: a telescope helps us talk to people far away. (a) False (b) True
  12. 12.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the stethoscope (c) the telephone (d) the electric battery
  13. 13.True or false: a telescope helps us measure body temperature. (a) True (b) False
  14. 14.True or false: Alexander Graham Bell gave us the printing press. (a) True (b) False
  15. 15.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  16. 16.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) the Wright brothers (c) Alexander Fleming (d) Edward Jenner
  17. 17.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  18. 18.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) True (b) False
  19. 19.What did the Wright brothers give us? (a) raised-dot writing (b) penicillin (c) the first aeroplane (d) X-rays
  20. 20.What does a clock help us do? (a) find directions (b) tell the time (c) print many books (d) measure body temperature
  21. 21.True or false: a telephone helps us hear the heartbeat. (a) True (b) False
  22. 22.What did Alexander Fleming give us? (a) the first aeroplane (b) penicillin (c) the telephone (d) X-rays
  23. 23.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) the electric battery (c) penicillin (d) X-rays
  24. 24.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  25. 25.What does a thermometer help us do? (a) measure body temperature (b) tell the time (c) find directions (d) do sums quickly
  26. 26.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  27. 27.💡 Who gave us raised-dot writing? (a) Alexander Fleming (b) René Laennec (c) the Wright brothers (d) Louis Braille
  28. 28.True or false: a telephone helps us find directions. (a) False (b) True
  29. 29.True or false: a microscope helps us hear the heartbeat. (a) False (b) True
  30. 30.💡 Who gave us the electric battery? (a) René Laennec (b) Alessandro Volta (c) Alexander Fleming (d) Louis Braille
  31. 31.What did Edward Jenner give us? (a) penicillin (b) the stethoscope (c) the smallpox vaccine (d) the first aeroplane
  32. 32.True or false: a clock helps us see faraway stars. (a) True (b) False
  33. 33.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  34. 34.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) the Wright brothers (c) Alexander Graham Bell (d) Alessandro Volta
  35. 35.🔧 Which invention helps us see faraway stars? (a) compass (b) printing press (c) microscope (d) telescope
  36. 36.What does a microscope help us do? (a) see faraway stars (b) find directions (c) tell the time (d) see tiny germs
  37. 37.🔧 Which invention helps us see tiny germs? (a) compass (b) thermometer (c) stethoscope (d) microscope
  38. 38.What did Alessandro Volta give us? (a) the telephone (b) the electric battery (c) penicillin (d) raised-dot writing
  39. 39.What did Louis Braille give us? (a) the first aeroplane (b) the stethoscope (c) the printing press (d) raised-dot writing
  40. 40.💡 Who gave us the printing press? (a) Alessandro Volta (b) Alexander Fleming (c) Wilhelm Röntgen (d) Johannes Gutenberg

Answer key

  1. René Laennec
  2. the Wright brothers
  3. thermometer
  4. telephone
  5. stethoscope
  6. clock
  7. printing press
  8. calculator
  9. Wilhelm Röntgen
  10. False
  11. False
  12. the telephone
  13. False
  14. False
  15. True
  16. Alexander Fleming
  17. True
  18. False
  19. the first aeroplane
  20. tell the time
  21. False
  22. penicillin
  23. X-rays
  24. False
  25. measure body temperature
  26. True
  27. Louis Braille
  28. False
  29. False
  30. Alessandro Volta
  31. the smallpox vaccine
  32. False
  33. True
  34. Alexander Graham Bell
  35. telescope
  36. see tiny germs
  37. microscope
  38. the electric battery
  39. raised-dot writing
  40. Johannes Gutenberg

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